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Description: | Large folding inclined plane by Stevenson of Aberdeen (brass plaque near top of inclined arm). Vertical (or near vertical) arm calibrated to 30 inches( 762 mm), length of base to hinge 50 inches (1270 mm). Brass pulley near top of incline that has a shallow grooeve running its length. Small secondary pulley on hinged bracket below top pulley on brass arm tht can be raised vertically, secured in position and altered in height. Butterfly nut secures height. Cut-outs in wood accommodate pulleys when apparatus folded. | License: | http://www.abdn.ac.uk/historic/Copyright_terms_conditions.shtml | Publisher: | ABDNP University of Aberdeen, Natural Philosophy Collection of Historical Scientific Instruments | Rights holder: | 47718 | Temporal: | 1880-1840 | Source: | University of Aberdeen | Creator: | Stevenson | Identifier: | http://calms.abdn.ac.uk/Geology/dserve.e... | Go to resource |
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